JP7750436B2 - コイル部品、これを含むフィルタ回路 - Google Patents

コイル部品、これを含むフィルタ回路

Info

Publication number
JP7750436B2
JP7750436B2 JP2024571613A JP2024571613A JP7750436B2 JP 7750436 B2 JP7750436 B2 JP 7750436B2 JP 2024571613 A JP2024571613 A JP 2024571613A JP 2024571613 A JP2024571613 A JP 2024571613A JP 7750436 B2 JP7750436 B2 JP 7750436B2
Authority
JP
Japan
Prior art keywords
coil
lead wire
coil component
main surface
lead
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2024571613A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024154387A5 (https=
JPWO2024154387A1 (https=
Inventor
淳 東條
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2024154387A1 publication Critical patent/JPWO2024154387A1/ja
Publication of JPWO2024154387A5 publication Critical patent/JPWO2024154387A5/ja
Application granted granted Critical
Publication of JP7750436B2 publication Critical patent/JP7750436B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/04—Fixed inductances of the signal type with magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H01F27/292—Surface mounted devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/04—Arrangements of electric connections to coils, e.g. leads
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/09—Filters comprising mutual inductance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/04—Fixed inductances of the signal type with magnetic core
    • H01F2017/048—Fixed inductances of the signal type with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H03H2001/0092—Inductor filters, i.e. inductors whose parasitic capacitance is of relevance to consider it as filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
JP2024571613A 2023-01-19 2023-09-26 コイル部品、これを含むフィルタ回路 Active JP7750436B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023006740 2023-01-19
JP2023006740 2023-01-19
PCT/JP2023/034859 WO2024154387A1 (ja) 2023-01-19 2023-09-26 コイル部品、これを含むフィルタ回路

Publications (3)

Publication Number Publication Date
JPWO2024154387A1 JPWO2024154387A1 (https=) 2024-07-25
JPWO2024154387A5 JPWO2024154387A5 (https=) 2025-06-24
JP7750436B2 true JP7750436B2 (ja) 2025-10-07

Family

ID=91955766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024571613A Active JP7750436B2 (ja) 2023-01-19 2023-09-26 コイル部品、これを含むフィルタ回路

Country Status (3)

Country Link
US (1) US20250309850A1 (https=)
JP (1) JP7750436B2 (https=)
WO (1) WO2024154387A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080174396A1 (en) 2007-01-24 2008-07-24 Samsung Electronics Co., Ltd. Transformers and baluns
JP2012015493A (ja) 2010-05-31 2012-01-19 Tdk Corp コイル部品及びその製造方法
JP2012256757A (ja) 2011-06-09 2012-12-27 Tdk Corp Ｌｃ複合部品及びｌｃ複合部品の実装構造
JP2017228896A (ja) 2016-06-21 2017-12-28 株式会社村田製作所 ノイズ対策部品、及び、ノイズ対策モジュール
WO2020246028A1 (ja) 2019-06-07 2020-12-10 三菱電機株式会社 ノイズフィルタ及び電源装置
WO2021085002A1 (ja) 2019-10-30 2021-05-06 株式会社村田製作所 コイル部品および、これを含むフィルタ回路
JP2022130663A (ja) 2020-10-01 2022-09-06 株式会社村田製作所 コイル部品、これを含むフィルタ回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016213344A (ja) * 2015-05-11 2016-12-15 パナソニックＩｐマネジメント株式会社 ノイズ抑制部品
JP2020174112A (ja) * 2019-04-10 2020-10-22 株式会社村田製作所 複合部品

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080174396A1 (en) 2007-01-24 2008-07-24 Samsung Electronics Co., Ltd. Transformers and baluns
JP2012015493A (ja) 2010-05-31 2012-01-19 Tdk Corp コイル部品及びその製造方法
JP2012256757A (ja) 2011-06-09 2012-12-27 Tdk Corp Ｌｃ複合部品及びｌｃ複合部品の実装構造
JP2017228896A (ja) 2016-06-21 2017-12-28 株式会社村田製作所 ノイズ対策部品、及び、ノイズ対策モジュール
WO2020246028A1 (ja) 2019-06-07 2020-12-10 三菱電機株式会社 ノイズフィルタ及び電源装置
WO2021085002A1 (ja) 2019-10-30 2021-05-06 株式会社村田製作所 コイル部品および、これを含むフィルタ回路
JP2022130663A (ja) 2020-10-01 2022-09-06 株式会社村田製作所 コイル部品、これを含むフィルタ回路

Also Published As

Publication number Publication date
US20250309850A1 (en) 2025-10-02
JPWO2024154387A1 (https=) 2024-07-25
WO2024154387A1 (ja) 2024-07-25

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